Elements

What is an Element?

• A type of chemical reaction

• A fundamental substance that cannot be broken down into simpler substances by chemical means; the basic building block of matter.

• A mixture of different substances

• A compound formed by two or more elements

What is Matter?

• Anything that has mass and takes up space, composing all physical substances in the universe.

• A term used to describe energy in physics.

• A concept that refers to the absence of physical substance.

• A type of chemical reaction that occurs in solids.

What is Chemistry?

• The scientific study of matter, its properties, and the changes it undergoes when interacting with other matter.

• The study of celestial bodies and the universe as a whole.

• The branch of science that deals with the composition, structure, and properties of substances and the changes they undergo.

• The study of living organisms and their interactions with the environment.

Alkaline Earths

• A group of noble gases in the periodic table.

• A group of reactive metals located in the second column (Group 2) of the periodic table.

• A group of nonmetals found in the periodic table.

• A group of transition metals in the periodic table.

What is the definition of Mass?

• A measure of the amount of matter contained within a physical body or object.

• The force exerted by gravity on an object.

• The volume of space that an object occupies.

• The density of an object compared to water.

What is Radiation?

• Energy that is emitted from a source, such as a radioactive element, in the form of waves or particles.

• A type of sound wave that travels through air.

• A method of cooking food using high temperatures.

• A form of light that is visible to the human eye.

Chemical Properties

• Characteristics of a substance that describe its ability to change into a new substance through a chemical reaction.

• The physical attributes of a substance that can be observed without changing its chemical identity.

• The temperature at which a substance changes from solid to liquid.

• The mass of a substance per unit volume.

Periodic Table

• A chart that organizes all known elements based on their atomic number, electron configuration, and recurring chemical properties.

• A list of all known chemical compounds and their formulas.

• A graphical representation of chemical reactions and their products.

• A collection of all known isotopes of elements.

Halogens

• A group of highly reactive nonmetals located in the second to last column (Group 17) of the periodic table.

• A type of metal found in the first column of the periodic table.

• A group of noble gases that are inert and non-reactive.

• A category of alkaline earth metals used in batteries.

Metals Noun

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[met-ls]

• A class of elements that are typically shiny, malleable, and are good conductors of heat and electricity.

• A type of non-metal that is brittle and poor in conductivity.

• A group of elements that are gaseous at room temperature and do not conduct electricity.

• A category of elements that are usually dull and hard.